package com.atguigu.gulimall.product.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;

//使标记了@configuration的类生效
@EnableConfigurationProperties(CacheProperties.class)
@Configuration
public class MyRedisCacheConfiguration {

    @Autowired
    CacheProperties cacheProperties;


    @Bean
    RedisCacheConfiguration redisCacheConfiguration(CacheProperties cacheProperties) {

        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
        //设置value的序列化
        config=config.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new GenericJackson2JsonRedisSerializer()));

        CacheProperties.Redis redisProperties = cacheProperties.getRedis();

        if (redisProperties.getTimeToLive() != null) {
            config = config.entryTtl(redisProperties.getTimeToLive());
        }
//        if (redisProperties.getKeyPrefix() != null) {
//            config = config.prefixCacheNameWith(redisProperties.getKeyPrefix());
//        }
        if (!redisProperties.isCacheNullValues()) {
            config = config.disableCachingNullValues();
        }
        if (!redisProperties.isUseKeyPrefix()) {
            config = config.disableKeyPrefix();
        }
        return config;

    }


}
